2199237539 has 2 divisors, whose sum is σ = 2199237540. Its totient is φ = 2199237538.

The previous prime is 2199237503. The next prime is 2199237541. The reversal of 2199237539 is 9357329912.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2199237539 is a prime.

Together with 2199237541, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2199237559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1099618769 + 1099618770.

It is an arithmetic number, because the mean of its divisors is an integer number (1099618770).

Almost surely, 2^2199237539 is an apocalyptic number.

2199237539 is a deficient number, since it is larger than the sum of its proper divisors (1).

2199237539 is an equidigital number, since it uses as much as digits as its factorization.

2199237539 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 918540, while the sum is 50.

The square root of 2199237539 is about 46896.0290323179. The cubic root of 2199237539 is about 1300.4411794518.

The spelling of 2199237539 in words is "two billion, one hundred ninety-nine million, two hundred thirty-seven thousand, five hundred thirty-nine".